Obits to Guess Who's Coming To Lunch in 7 Steps
- Obits is a screenplay based on an earlier screenplay by Roger Watkins
- Roger Watkins was an apprentice to director Otto Preminger
- Otto Preminger directed Skidoo
- Skidoo was written by Harry Nilsson
- Harry Nilsson wrote Escape Possible
- Escape Possible was published by Six Continents Music
- Six Continents Music published Guess Who's Coming To Lunch